“Life is what happens when you're busy making other plans.”

“In the middle of difficulty lies opportunity.”

“Happiness is not something ready made. It comes from your own actions.”

“The best time to plant a tree was 20 years ago. The second best time is now.”

“Turn your wounds into wisdom.”

“Strive not to be a success, but rather to be of value.”

“The mind is everything. What you think you become.”

“An unexamined life is not worth living.”

“What lies behind us and what lies before us are tiny matters compared to what lies within us.”