“Scientific knowledge is in perpetual evolution; it finds itself changed from one day to the next”

“Everyone seems to have a clear idea of how other people should lead their lives, but none ...”

“It is looking at things for a long time that ripens you and gives you a deeper meaning.”

“Sometimes in life, you gotta step up and face your fears head-on”

“The ego is not master in its own house.”

“Be the change that you wish to see in the world.”

“I've learned that people will forget what you said, people will forget what you did, but p...”

“The journey of a thousand miles begins with a single step”

“Perseverance is the key to unlocking your potential”

“The problem is not the problem. The problem is your attitude about the problem. Do you understand?”

“The best decisions aren’t made with your mind, but with your instinct.”

“Whenever you are asked if you can do a job, tell 'em, 'Certainly I can!' Then get busy and...”

“Mistakes are the portals of discovery”