人心是复杂且常常矛盾的。

Every challenge is an opportunity in disguise—if you're willing to look for it.

The strongest is never strong enough to be always the master unless he transforms strength into right and obedience into duty.

真相往往被隐藏，揭开它需要勇气。

地球也是球形的，因为它从各个方向向中心施加压力。