There's no gain, without pain.
No gains without pains.
There is no gains without pain.
Avoid dishonest gain: no price can recompence the pangs of vice.
Bad gains are true losses.
Hope of gain lessens pain.
Let honesty and industry be thy constant companions, and spend one penny less than thy clear gains; then shall thy pocket begin to thrive; creditors will not insult, nor want oppress, nor hungerness bite, nor nakedness freeze thee
Do good to thy friend to keep him, to thy enemy to gain him.