Only he that has traveled the road knows where the holes are deep

Similar sayings:

Some roads aren’t meant to be travelled alone Some roads aren’t meant to be travelled alone
It’s your own lantern; don’t poke holes in the paper It’s your own lantern; don’t poke holes in the paper
In shallow holes moles make fools of dragons In shallow holes moles make fools of dragons
To know the road ahead, ask those coming back To know the road ahead, ask those coming back
A good dog does not block the road A good dog does not block the road

Chinese sayings and proverbs