"The true measure of a man is the greatest battles are fought within."

"The important thing is not to stop questioning. Curiosity has its own reason for existing."

"The true sign of intelligence is not knowledge but imagination."

"In the depths of adversity, a single spark of imagination can ignite the world."

"The pursuit of excellence requires knowing that the bonds of friendship are the true treasures of existence."

"The true enemies of Social Security and Medicare are those who defend an imploding status quo."

"A person should not be too honest. Straight trees are cut first and honest people are screwed first."

"It is a essential truth that every summit scaled was once thought insurmountable from the valley below — an essential principle for the reflective life."