Earlier quoted context omitted.
A start-up changes a person in the same way a war does - trauma, triumph, battle, and blood. If you aren't changed after you start up, it probably wasn't your first time.
That's just insane. People working on start-ups do not, as a matter of course, risk their lives in the same way soldiers in a war do. I'd challenge you to point to anyone doing a tech startup who has lost a limb due to an IED. A start-up may very well change a person more than spending the same time at a job would, but to compare it to going through war shows an incredible amount of naivety about how horrible war act…
And the stakes are pretty high: lose lots of money and possibly your spouse divorces you.