The most effective debugging tool is still careful thought, coupled with judiciously placed print statements.

The best way to predict the future of our forests is to create it through responsible management.

我写作是为了理解那些无法理解的事物。

Don’t be afraid to fail. Be afraid not to try.

You have to believe in yourself when no one else does.

没有人是自由的，甚至连鸟儿都被天空束缚。