The reasonable man adapts himself to the world; the unreasonable one persists in trying to adapt the world to himself. Therefore all progress depends on the unreasonable man.

"The past is never dead. It's not even past."

I'm just a kid from Canada who had a dream.

Success is not the key to happiness. Happiness is the key to success.

企业面临的最大风险是不在可持续发展方面承担任何风险。

经济学家的角色既是科学家，又是工程师。