No medicine cures what happiness cannot.

The best and most beautiful things in the world cannot be seen or even touched - they must be felt with the heart.

实现明天理想的唯一障碍是今天的疑虑。

I don't let the world dictate my worth.

真相很少纯粹，也绝不简单。

The mathematician's patterns, like the painter's or the poet's, must be beautiful; the ideas, like the colors or the words, must fit together in a harmonious way.