冒险是必要的,但经过计算的冒险才是天才之举。
Risk-taking is essential, but calculated risk-taking is genius.
唯一的限制是你自己设定的。
You never know with these things when you're trying something new what can happen. This is all experimental.
To this day, I have never taken a course anywhere, in chemistry, economics, psychology, or business.