'Tis too late, to spare when the bottom is bare.

Understand the thought

Meaning in plain English

Saving cannot preserve a resource once it has already been exhausted. The bare bottom of a container makes the warning about timing concrete.

What the words are saying

The saying places restraint after the point at which there is anything left to conserve. It can encourage reviewing use before a supply runs out, rather than treating a late intention as equivalent to earlier care. Yet shortage may arise despite careful management, and people in need may require help rather than blame. A useful reading asks what can still be done and how a future supply might be managed differently.

Everyday example

A group checks its remaining materials before planning another activity instead of waiting until the cupboard is empty.

When to use it

Use it to consider conservation while a resource is still available.

Agent-assisted editorial interpretation. This explains the words; it does not by itself verify their author or earliest origin.