Be willing to step outside your comfort zone once in a while; take the risks in life that seem worth taking. The ride might not be as predictable if you'd just planted your feet and stayed put, but it will be a heck of a lot more interesting. Edward Whitacre, Jr.
Injustice, poverty, slavery, ignorance - these may be cured by reform or revolution. But men do not live only by fighting evils. They live by positive goals, individual and collective, a vast variety of them, seldom predictable, at times incompatible. Isaiah Berlin