数学是过去与现在之间的对话。
Mathematics is a dialogue between the past and the present.
I went to the woods because I wanted to live deliberately,I wanted to live deep and suck out all the marrow of life, To put to rout all that was not life, and not when I had come to die, Discover that I had not lived.
Experiments on plant hybridization require the most careful attention and great patience.
成功的关键是专注于用户体验，而不仅仅是技术。
Every day is a new opportunity. You can build on yesterday's success or put its failures behind and start over again.
The only way to do great work is to love what you do.