Opportunity may knock only once, but temptation leans
on the doorbell.
Opportunities are usually disguised as hard work, so
most people don't recognize them.
We are confronted with insurmountable opportunities.
If your ship doesn't come in, swim out to it.
If a window of opportunity appears, don't pull down
Small opportunities are often the beginning of great
Trouble is only opportunity in work clothes.
Hell is the knowledge of opportunity lost; the place where the man I
am comes face to face with the man I might have been.
Examine the opportunities, the challenges you’ve given
Luck is when opportunity knocks, and you answer.
A wise man will make more opportunities than he finds.
The pessimist sees difficulty in every opportunity.
The optimist sees the opportunity in every difficulty.