Experience is the name everyone gives to their mistakes.
聚合物的研究不仅仅是化学的一个分支;它是化学与生物学、物理学和工程学之间的桥梁。
What I want to talk to you about today is the difference between gifts and choices. Cleverness is a gift, kindness is a choice. Gifts are easy -- they're given after all. Choices can be hard. You can seduce yourself with your gifts if you're not careful, and if you do, it'll probably be to the detriment of your choices.
You can learn more about a man in an hour of play, than in a year of conversation.