I didn't start a business to make money, but to change the world.

All men are liable to error; and most men are, in many points, by passion or interest, under temptation to it.

In the quest to understand the cosmos, we must remain humble, for every answer we find leads to a multitude of new questions.

出自汉·桓宽《盐铁论·刺议》。专己，指刚愎自用。拒绝忠言直谏的人就会闭塞，一意孤释义：行的人就会孤立。治国安邦的人要认真听取别人的意见，不能拒纳谏言、一意孤行。