Over time, it became a metaphor for informal but effective methods. While not exact, rules of thumb are valuable for decision-making in everyday life.

cute character, cartoon, storybook characters, 3D, oil style

Bulma inventing a new gadget

This is an outdoor sketch of a boy pulling a girl to elope, with a speeding train behind him, in the style of Mo Willems. The illustration should have bold lines, flat colors, and no shading to emphasize simplicity.

Cartoon portrait, sinister dark fantasy style

A spring scene with a girl walking on a forest meadow surrounded by linear green woods, swallows flying in the sky, and willow trees fluttering in front of the picture. This illustration is inspired by Chinese mythology and is drawn with colorful lines in a flat style, with green as the main tone. The composition perspective is a top view, looking down from the sky.

Tiffany pearl necklace, vector icon, 300 dpi scan of old print in the style of Mafalda, inverted black and white, 2D flat, bold outline, in the style of vintage stamp, isolated on white background

Comic book illustration of two Marvel anime characters, one of them is Wolverine played by Hugh Jackman without a mask, the other is Deadpool, 80's comic book style, simple lines, American comics, 2D, flat illustration, very contemporary.

Three men riding three camels in flat graphic illustration style, Eiko Ojala style, elegant brushstrokes, minimalism, Kurt Hutton style, traditional animation, silver and black, with a dreamy texture in their image art, wearing clothes.

The little girl's head is adorned with a fantastic illustration of a green house, lotus flowers, pond, green plants, and hills, evoking the charm of a charming rural landscape. The background blends with her hair to exude a sense of tranquility, creating a harmonious composition that captures the beauty of nature. The illustration symbolizes harmony between humans and the environment, with the focus on the face.