Enduring peace cannot be bought at the cost of other people's freedom.

The key to happiness is to have dreams. The key to success is to make your dreams come true.

We suffer, therefore we think.

Innovation happens when you're willing to question everything.

Don't walk behind me; I may not lead. Don't walk in front of me; I may not follow. Just walk beside me and be my friend.

成功的关键是专注于目标，而不是障碍。

教师必须相信每个孩子的可教育性。

The only way to do great work is to love what you do.

I don't believe in market timing. I believe in buying good companies at good prices.