在科学中，就像在生活中一样，重要的事情很少是简单或显而易见的。

The chief beauty about time is that you cannot waste it in advance. The next year, the next day, the next hour are lying ready for you, as perfect, as unspoiled, as if you had never wasted or misapplied a single moment in all your life. You can turn over a new leaf every hour if you choose.

Character is much easier kept than recovered.

Randomized evaluations can help us understand what works and what doesn't in development.

The real adventure is not outside, but within.

Architecture is not about form, it's about relationships.