Here's some I made up. Maybe someone said them before:
The fold is gold.
It's ok to make mistakes
Love to play
Play good poker
Don't overvalue the over pair
Don't give in to temptation
If you want, let me know which is your favorite and I look forward to reading yours too.
"Do not repeat the tactics which have gained you one victory, but let your methods be regulated by the infinite variety of circumstances." -- Sun Tzu (The Art of War)
"One of the many reason I love no-limit Texas Hold ’Em is I find the balance between luck, skill, and bluffing a useful metaphor for life." -- John Buffalo Mailer
"Folding your small blind should become second nature to you. I believe that most people lose even more money in the small blind than they do in the big blind." -- Rolf Slotboom
"Poker is a lot like chess, in that the best players are thinking one or two moves ahead (or, in the case of poker, one or two streets ahead)." -- Chris Moorman