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.
The secret to success? There is no secret—just hard work and persistence.
The past is always tense, the future perfect.
在计算学习领域，关键不仅在于学习，而在于高效地学习。
当不同的思想汇聚在一起时，才能做出最好的科学。
逻辑是最普遍的真理规律的科学。
Quality is not an end in itself; it is a means to an end.
