The revolution is made through human beings, but individuals must forge their revolutionary spirit day by day.

The more you praise and celebrate your life, the more there is in life to celebrate.

The greatest discovery of my generation is that a human being can alter his life by altering his attitudes.

The present state of the system of nature is evidently a consequence of what it was in the preceding moment, and if we conceive of an intelligence which at a given instant comprehends all the relations of the entities of this universe, it could state the respective positions, motions, and general effects of all these entities at any time in the past or future.

什么是诗人？一个心中隐藏着深刻痛苦的不幸之人，但他的嘴唇形状使得叹息和哭泣经过时听起来像美妙的音乐。

Violence leaves scars that never fully heal.

有人今天坐在树荫下，因为他很久以前种了一棵树。