"Cherche d'abord à comprendre puis à être compris"

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

“He who is not contented with what he has, would not be contented with what he would like to have”

“The only thing we have to fear is fear itself.”

“Expect the unexpected. And whenever possible, be the unexpected”

“Plan for what it is difficult while it is easy, do what is great while it is small.”

“You have to work hard in the dark to shine in the light.”

“Do not feel lonely, the entire universe is inside you.”

“To know your enemy, you must become your enemy.”

“Every failed experiment is one step closer to success.”

“It always seems impossible until it's done.”

“You can overcome anything, if and only if you love something enough”

“Don’t allow your mind to tell your heart what to do. The mind gives up easily”