The soul is placed in the body like a rough diamond, and must be polished, or the luster of it will never appear.
The fully realized person is one who has discovered and is developing his or her own potentialities.
The world needs science, and science needs the world.
卓越不是一种行为，而是一种习惯。
Life is too short to waste time hating anyone.
To live in the hearts we leave behind is not to die.