The materials we use should tell a story - the story of where they come from and the people who work with them.
The truth is, I don't know what I would have done without mathematics.
地球资源有限，但人类的创造力无限。
我不想比别人更好，我只想比过去的自己更好。
The poor are often forced to make choices that no one should have to make.
自由不仅仅是摆脱枷锁，而是以一种尊重和增进他人自由的方式生活。
"The world is a prison, and the prison is a dream."
The only way to do great work is to love what you do.