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- Hien Phan
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The gnawing exhaustion. That's the first thing that comes to mind when I think about the early days of building solo.
It’s this dull ache behind your eyes, a constant hum of "should be doing more" that never really leaves. I remember those stretches where I was glued to my screen for 14, 16 hours a day.
The lines between work and life blurred into a single, overwhelming smear.

I was so focused on shipping, on building, on proving that I could do this, that I completely forgot about sustainability. It felt like I had to sprint the entire marathon.
The inevitable crash was always lurking, and honestly, I came pretty close to it more than once. It’s a dangerous trap for solo founders, this idea that more hours equals more progress.
The truth is, building a business solo is a marathon, not a sprint. And if you don't have a sustainable pace, you're not going to finish.
I’ve learned this the hard way, through a lot of trial and error. My goal now is to build not just products, but a sustainable way of life around this entrepreneurial journey.
So, I want to share what’s been working for me. These aren't guru-level secrets, just practical habits that have helped me stay productive without completely sacrificing my sanity.
My Framework for Sustainable Building
I’ve distilled my approach into two core principles: "Deep Work Blocks" and "Mandatory Disconnects."
1. The "Deep Work Block"
This is non-negotiable for me. It’s a dedicated chunk of time, usually 2-3 hours, where I aim for uninterrupted focus on my most important tasks.
No email, no social media, no Slack notifications. Just me, my code, or my writing.
The key here is planning. Before my deep work block, I identify the single most impactful task I need to accomplish. It could be writing a key feature, debugging a tricky issue, or drafting a marketing email.

For example, last week, my deep work block was dedicated to refining the onboarding flow for my latest product. I blocked out 9 AM to 12 PM.
I turned off my phone, closed all unnecessary browser tabs, and put on some instrumental music. By the end of those three hours, I had a significantly better user experience mapped out and partially implemented.
That kind of focused progress feels incredible and is far more valuable than scattered, distracted work.
2. The "Mandatory Disconnect"
This is the flip side of deep work, and equally crucial. It's about consciously stepping away from the work entirely. This isn't just "not working," it's actively engaging in something else that recharges you.
For me, this means a hard stop at a certain time each evening. Usually, around 6 PM.
After that, I put my laptop away. I try to get outside, even for a short walk, or spend time with my family.

It’s easy to let work bleed into every corner of your life when you’re the only one building. But that’s a fast track to burnout.
A mandatory disconnect allows your brain to rest and process. It also helps you maintain perspective.
Practical Habits for the Solo Journey
Beyond these two pillars, here are a few other habits that keep me grounded:
- Morning Routine: I start my day with a quick meditation and some light exercise. This sets a positive tone and gets my energy up before I even think about code.
- Weekly Review: Every Sunday, I take an hour to review the past week’s progress and plan the upcoming one. This helps me stay aligned with my goals and identify any potential roadblocks.
- Batching Tasks: I group similar tasks together. For instance, I’ll answer all emails at specific times of the day, rather than checking them constantly.
- Saying No: This is a tough one, but I’m learning to be more selective about new projects or opportunities that don’t align with my core focus.
Building solo is a constant balancing act. There will always be days when you feel like you're drowning in tasks. But by implementing rituals that prioritize both focused productivity and genuine rest, you can build a more sustainable and enjoyable journey.
What are your go-to routines for staying sane as a solo founder? I'd love to hear them in the comments below.

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