The trend is your friend until it ends.
趋势是你的朋友，直到它结束。
Life is not a problem to be solved but a phenomenon to be experienced.
The purpose of life is not to be happy. It is to be useful, to be honorable, to be compassionate, to have it make some difference that you have lived and lived well.
Science should serve humanity, not just curiosity.
在田野的寂静中，过去的回声越来越响亮。