So said author Henry David Thoreau (1817-1862), whom I've quoted here in the past. Here's the quote in its entirety: "Go confidently in the direction of your dreams. Live the life you've imagined." Maybe your dream is to be an astronaut, salesperson, or environmental researcher. Perhaps you want to be the next Denzel Washington or Michael Jackson. No matter what your goals are, never let someone dissuade you from pursuing them. Never let them convince you that they're unrealistic or unattainable. We only have one life to live, folks. Even if we don't succeed at achieving exactly what we want -- or all we want -- we can at least say we gave it our best. Notice Thoreau says to go "in the direction of your dreams." Never does he explicitly say that those dreams have to be fulfilled. Let me give you an example. My dream would be to make big coin as a renowned historian -- I'm fiercely passionate about the subject. While it's c...