人必须在具体事情上磨炼功夫，才能有所收获。如果只是喜欢安静，遇到事情就会慌乱，终究不会有进步。

The most innovative solutions often come from constraints.

"A book is a dream that you hold in your hands."

Education does not plant the faculties in us like seeds in a garden; it merely directs them in the way they should go.

发现可能性的极限的唯一方法就是超越它们进入不可能。

Peace is not the absence of war， but a virtue based on strength of character.