small print

big fish in a small pond

One who has achieved a high rank or is highly esteemed, but only in a small, relatively unimportant, or little known location or organization.

fine print

The details, restrictions, terms, or conditions, especially of a contract, often printed in very small type.

in no small measure

To a very great extent.

in no small part

Synonym of in no small measure.

licence to print money

A means of generating a large income with little effort.

one small step for man, one giant leap for mankind

(used imitatively) A cliché used to exaggerate an accomplishment or milestone.

sing small

To assume a humble tone.

small change

A minor or insignificant amount of money.