Digging a hole for yourself.
More Traditional Proverbs:
If an ass goes travelling it will not come home a horse.Traditional
We didn't inherit the land from our fathers. We are borrowing it from our children.
Traditional
A bird in the hand is bad table manners.
Traditional
You will always be lucky if you know how to make friends with strange cats
Traditional
Sitting on the fence.
Traditional
Rebuke should have a grain more of salt than of sugar.
Traditional