If it's noteworthy, write it down. Buy new technology only when it simplifies your life. You can do without it if it's going to complicate things. Clean your office, your brief case and your car quarterly. Toss out everything that's not essential to your personal and professional life.
Clutter is a distraction.
It's not about you knowing where something is. Clutter sends the wrong message to everyone who sees it. Remember, there are 1440 minutes in a day. Remember, there are 168 hours in a week. Subtract your age from your life expectancy and multiply by twelve to determine your life expectancy in months.