I've said this before, and it's something I use to jolt myself into action; to get off my sorry ass and DO something productive.

"One cannot consent to crawl when one feels an impulse to soar" - Helen Keller.

Hell, if it's good enough for her, it's damn well good enough for me. I'd feel I let a whole bunch of people down, not least of all myself, if I didn't 'soar'. And that's one feeling I'd rather do without.