Rainmatter Investor Dilip Kumar Says Startup Success Is About Endurance, Not Fundraising

Rainmatter investor Dilip Kumar has stressed that startup success depends less on fundraising and more on a founder’s ability to endure setbacks and keep building through difficult periods.

In a recent post, Kumar said entrepreneurs need a high tolerance for losing money, time and deals, while continuing to make clear-headed decisions. He argued that motivation can fade, but the ability to persist through repeated setbacks is critical to building a sustainable business.

“Revenue is harder than raising funds,” Kumar said, highlighting the difference between securing investor capital and building a company that can generate sustainable income.

Bro to bro- do not try entrepreneurship if you don't have a high tolerance for uncertainty. For long periods of time, you genuinely won’t know if you’re early, wrong, unlucky, or just stupid. You need to be cheap before you can afford not to be. Because raising money and burning…

— Dilip Kumar (@kmr_dilip) August 17, 2026

The post also drew responses from founders who shared experiences of dealing with unexpected disruptions. Some described floods damaging machinery, while others recounted losing orders following geopolitical conflicts.

Kumar compared the resilience required from entrepreneurs to the mindset associated with Navy SEALs, where persistence and the ability to operate under pressure are essential.

His comments come amid continued focus on startup survival and the challenges founders face after raising capital. While fundraising often attracts significant attention, securing investment does not guarantee product-market fit, revenue growth or long-term viability.

For founders, Kumar’s message was straightforward: funding provides runway, but endurance is what helps a startup survive setbacks and continue building.