20 Things to Do When You're 30 That Will Make Life Better at 50

"Want to buy a house? Have kids? Write a book? Get a second degree or advanced degree? Change your career? Learn to play a new musical instrument? Learn to cook gourmet meals? Try scuba diving? Run for public office? Start a business and be self-employed? Then start today," writes Quora user Bill Karwin. "It's easy to put things off. "I'll get to that someday." But it's really true that time starts accelerating as you enter your 30s, and it keeps accelerating. The time that you'll get around to those dreams should be now."