sweat the small stuff

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.

blood, sweat and tears

A person's determination and hard work.

break a sweat

To put effort into something.

don't sweat it

Do not worry about it.

funny stuff

Irregular, often illegal, activities.

hot stuff

An attractive person. (often used as a come-on or pickup line)

in no small measure

To a very great extent.

in no small part

Synonym of in no small measure.