种树的最佳时间是20年前,第二好的时间是现在。
The best time to plant a tree was 20 years ago. The second best time is now.
Trust is built in drops and lost in buckets—this applies to both business and life.
你必须无所畏惧。
如果你不前进,就是在落后。
要理解人类,必先理解我们的起源。
Our highest endeavor must be to develop free human beings who are able of themselves to impart purpose and direction to their lives.
人类活动正在成为一种强大的地质力量。
The best way to predict the future is to create it.