To abstain from sin when one can no longer sin is to be forsaken by sin, not to forsake it.
Saint Augustine
When you doubt, abstain.
Ambrose Bierce
Everything's so repressive now - it's the No generation. You can't do anything, you can't eat anything, you have to abstain.
Michael Douglas
I myself eschew all stimulants. I also practically abstain from meat.
Nikola Tesla