The only real prison is fear, and the only real freedom is freedom from fear.

Mathematics is the language in which the universe is written.

Well-being cannot exist just in your own head. Well-being is a combination of feeling good as well as actually having meaning, good relationships and accomplishment.

Innovation is not just about creating something new; it's about improving what already exists.

Treating a person to a meal never fails， and is so easy to do. It’s powerful with old friends and a great way to make new friends.