A second chance doesn't mean anything if you haven't learned from your first mistake.
If there were no problems, most of us would be unemployed.
Attitude, not Aptitude, determines Altitude.
A goal casually set and lightly taken is freely abandoned at the first obstacle.
Sometimes adversity is what you need to face in order to [grow and] become successful. For that reason it makes sense to be grateful for adversities that help you grow, even if it is only in understanding and compassion for other's suffering.
Take time to be quiet.