The highest possible stage in moral culture is when we recognize that we ought to control our thoughts.  

社交场中的闲逸令人厌恶的，因为它是被迫的；孤独生活中的闲逸是愉快的，因为它是自由的、出于自愿的。

Future robots will be more intelligent and more human-like.

创作的行为是一种超越的行为。

Science should be accessible to everyone, regardless of background.