A sand clock or hourglass for keeping time.

Sand Clock Or Hourglass

A "set preferences" icon of two circles connected by a line: one with an X shape and one with a tick.

Set Preferences

A complete "set preferences" illustration or three boxes with basic faces: a smiling one, a neutral one and a sad one, with a paper being put in the smiley one. 

Three Boxes With Reaction Faces

Settings Gear Icon

Gear Set

Full set of a cabinet, full of clothes, folded towels or cloth, with hangers and drawers.

Wardrobe With Items

A set of books with the last book leaning against the others.

Books

Time Bomb

A busy and overworked manager or employee surrounded by charts, graphs, and notifications.

Busy Project Manager Overwhelmed By Work

An hourglass with sand pouring inside the container.

Illustrations of setting a timer