Great opportunities often disguise themselves in small tasks.
— Rick Warren
A pessimist sees the difficulty in every opportunity; an optimist sees the opportunity in every difficulty.
— Sir Winston Churchill
When one door of happiness closes, another opens; but often we look so long at the closed door that we do not see the one which has been opened for us.
— Helen Keller
Opportunities are usually disguised as hard work, so most people don’t recognize them.
— Ann Landers
Among the humble and great alike, those who achieve success do so not because fate and circumstance are especially kind to them. Often the reverse is true. They succeed because they take whatever has been given to them and go on to make the most of their best.
— Sidney Greenberg