“Beware the barrenness of a busy life.”

“By three methods we may learn wisdom: First, by reflection, which is noblest; Second, by imitation, which is easiest; and third by experience, which is the bitterest.”

“Wherever you go, go with all your heart.”

“Life belongs to the living, and he who lives must be prepared for changes.”

“There are only two mistakes one can make along the road to truth; not going all the way, and not starting.”

“It is better to travel well than to arrive.”

“Three things cannot be long hidden: the sun, the moon, and the truth.”

“Nature does not hurry, yet everything is accomplished.”

“Do the difficult things while they are easy and do the great things while they are small. A journey of a thousand miles must begin with a single step.”

“Life is really simple, but we insist on making it complicated.”

“What you seek is seeking you.”

“An unexamined life is not worth living.”

“Life is like riding a bicycle. To keep your balance you must keep moving.”