“The mind is a good servant but a terrible master.”

“What you get by achieving your goals is not as important as what you become by achieving your goals”

“Once we accept our limits, we go beyond them.”

“When something bad happens, you have three choices. You can either let it define you, let ...”

“You are a function of what the whole universe is doing in the same way that a wave is a fu...”

“You have within you right now, everything you need to deal with whatever the world can throw at you”

“Think back 5 years ago. Think of where you’re at today. Think ahead 5 years and what you...”

“Don’t be afraid to be ambitious about your goals. Hard work never stops. Neither should ...”

“Failure is not the opposite of success; it's part of success”

“You don’t need directions, just point yourself to the top and go!”

“Failure and invention are inseparable twins. To invent you have to experiment, and if you ...”

“Tomorrow is promised to no one”

“I would like to die on Mars. Just not on impact.”