Know or listen to those who know.
Problems are not stop signs, they are guidelines.
You never know what motivates you.
To be a good loser is to learn how to win.
What you do today can improve all your tomorrows.
The dog that trots about finds a bone.
Leap, and the net will appear.
Quality is not an act, it is a habit.
Be thine own palace, or the world's thy jail.
Begin to be now what you will be hereafter.
I studied voice for about two years with an amazing coach, and I never rose above the level of mediocre.
I think there are a lot more writers who are actors than you know they just don't have roles on famous TV shows that you recognize.