The joy of discovery in mathematics is like solving a puzzle that the universe has left for us.
解析：通过实践磨练自己。
材料设计的微小改变可以大幅减少环境影响。
We must build dikes of courage to hold back the flood of fear.
美德比恶德更值得担忧，因为它的过度不受良心的调控。
I don’t want to be famous. I just want to be free.
The best way to predict the future is to invent it.
The best architecture is both universal and local.