Climb not too high, lest the fall be the greater.

The proverb warns that reaching for a lofty position can increase the damage if things go wrong. It urges a person to weigh the risks of advancement against its rewards.

It does not say that ambition is always foolish. Its point is that success can raise the stakes, so a setback from a great height may hurt more than one from a modest position.

Use it to caution someone considering an ambitious step when failure could carry serious consequences. It fits advice about taking on greater responsibility, provided the focus is on the added risk rather than ambition itself.