The only people who don't have problems are in a cemetery.
Never use the word “impossible” seriously again. Toss it into the verbal wastebucket.
You are overcome by the fact because you think you are.
Don't take tomorrow to bed with you.
Drop the idea that you are Atlas carrying the world on your shoulders. The world would go on even without you. Don't take yourself so seriously.
You become a worrier by practicing worry. You can become free of worry by practicing the opposite and stronger habit of faith. With all the strength and perseverance you can command, start practicing faith.