If you do what you’ve always done, you’ll get what you’ve always gotten.

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

There is no greater harm than that of time wasted.

Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.

We are part of the Earth. The Earth is part of us.

The devil made me do it.

Your commitment to lifelong self-improvement and personal development fuels your growth and keeps you on the path to continuous success.