你们的时间有限,所以不要浪费时间活在别人的生活里。
Your time is limited, so don't waste it living someone else's life.
勇气不是没有恐惧,而是战胜恐惧。
创新发生在技术与真实需求相遇的时候。
The decline of violence may be the most significant and least-appreciated development in the history of our species.