I have 3 but would LOVE to hear more…
You can always have more but you can’t have less
This one’s from my dad and it really stuck with me. You can, and really should, apply this to any intoxicant.
On the pitch is off the streets
This is about getting restless kids, or kids who might be in a bad situation, into sports.
The axe forgets but the tree remembers
Translation on this one: People who cause hurt are less likely to remember than those it affected.


Better to have it and not need it than need it and not have it
Better safe than sorry
Waste not, want not
Don’t put it down, put it away
Your brain is only as long as your pencil
A shorter version I’ve always said for the first one is “I’d rather be looking at it than looking for it”