Abstract shapes: an outlined heart with a star over a bouncing line.

Heart, Star And Bouncing Line

A crescent moon with a neutral face and mustache surrounded by two stars.

Crescent Moon With Neutral Face And Stars

An emoticon making a thirsty or exhausted face with a sweat drop and its tongue sticking out.

The word "mood" in a cursive font with the two Os replaced by the eyes of a cartoon face smiling and looking up.

A burst of dots and lines along with two tiny rounded flowers.

A cartoon amoeba with three eyes, a smiling mouth, and polka dots.

Two plain shapes : a diamond and a pointy irregular star.

A cartoon face featuring huge eyes looking to the side and a small smiling mouth.

A cartoon sun smiling and looking to the side while sweating.

A cartoon face featuring huge eyes looking up and an open smiling mouth.

Three squares and three circles scattered in alternating fashion as decorative shapes.

A brain with an orbiting circle inside of a larger circle. 

An open book with a bunny and flower on the cover.

A globe with a circle in the center, surrounded by a dot and squiggle.

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