"You can't break a man the way you do a dog or a horse. The harder you beat a man, the taller he stands."

"The right man in the wrong place can make all the difference in the world."

"You mustn't allow yourself to be chained to fate, to be ruled by your genes. Human beings can choose the kind of life that they want to live. What's important is that you choose life... and then live."

"War is when the young and stupid are tricked by the old and bitter into killing each other."

"Science isn't about why - it's about why not."

"Hope is what makes us strong. It is why we are here. It's what we fight with when all else is lost."

"Given enough time, any man may master the physical. Given enough knowledge, any man may become wise. It is a true warrior, who can master both."

"You must always remember that the only thing necessary for evil to triumph is for good men to do nothing." (Quoting an observation thought to be originally made by philosopher Edmund Burke)

"What is a drop of rain, compared to the storm? What is a thought, compared to the mind?"