When you say 'yes' to others, make sure you are not saying 'no' to yourself.

"The books we need are the ones that read us."

要理解心智，我们必须先理解它的进化目的。

Every mathematical problem has a solution, but not every solution is immediately apparent.

感官的界限不应由我们自身能力的狭隘范围来决定。