“Modest doubt is called the beacon of the wise.”

“A company shouldn't get addicted to being shiny, because shiny doesn't last.”

“The more sand has escaped from the hourglass of our life, the clearer we should see through it”

“When everything seems to be going against you, remember that the airplane takes off agains...”

“Whether you think you can, or you think you can't—you're right.”

“Don’t quit. Suffer now and live the rest of your life as a champion.”

“Success is not the key to happiness Happiness is the key to success”

“The key to success is not in the will to win, but in the will to prepare to win.”

“Everyone has a plan until they get punched in the mouth”

“The best way to avenge yourself is to not be like your enemy.”

“You are not defeated when you lose. You are defeated when you quit.”

“The opposite of love is not hate, it's indifference. The opposite of art is not ugliness, ...”

“Your attitude, not your aptitude, will determine your altitude ”