“We know what we are, but know not what we may be.”

“Be yourself; everyone else is already taken.”

“Things do not change; we change.”

“The two most important days in your life are the day you are born and the day you find out why.”

“The unexamined life is not worth living.”

“Go confidently in the direction of your dreams. Live the life you have imagined.”

“What lies behind us and what lies before us are tiny matters compared to what lies within us.”

“Real knowledge is to know the extent of one's ignorance.”