I have a different understanding of what is important and what is not.

解释：清澈与浑浊，细微与宏大，短小与绵长，急促与舒缓，哀伤与快乐，刚硬与柔软，迟滞与快速，高昂与低徊，呼出与收缩，周密与疏朗，因此而相互辅助。

And I hope you will come back here to Harvard 30 years from now and reflect on what you have done with your talent and your energy. I hope you will judge yourselves not on your professional accomplishments alone, but also on how well you have addressed the world's deepest inequities…on how well you treated people a world away who have nothing in common with you but their humanity.

Success is about making the right choices, not just working hard.

每个算法都讲述了一个故事，一个从问题到解决方案的步骤叙述。

The method of psychology must be objective, even when studying subjective phenomena.

The truth is, we are all waiting for someone to come and save us.