"You have never done enough, so long as it is still possible that you have something of value to contribute"

"Life only demands from you the strength you possess. Only one feat is possible - not to have run away."

"The longest journey is the journey inward."

"A successful lie is doubly a lie; an error which has to be corrected is a heavier burden than the truth."

"The only kind of dignity which is genuine is that which is not diminished by the indifference of others."

"Pray that your loneliness may spur you into finding something to live for, great enough to die for."

"Beauty fades; dumb is forever."

"And since you know you cannot see yourself, so well as by reflection, I, your glass, will modestly discover to yourself, that of yourself which you yet know not of."

"If I had to sum up in one word what makes a good manager, I'd say decisiveness. You can use the fanciest computers to gather the numbers, but in the end you have to set a timetable and act."

"He who is carried on another's back does not appreciate how far off the town is."

"If you don't have solid beliefs you cannot build a stable life. Beliefs are like the foundation of a building, and they are the foundation to build your life upon."

"Science arose from poetry--when times change the two can meet again on a higher level as friends."