“some balls are” is a recurring phrase in World of Goo. It is used as the beginning of the tagline for three levels in the game: Flying Machine, Genetic Sorting Machine, and Second Hand Smoke, which are found in Chapter 1, Chapter 2, and Chapter 3 respectively.

The full taglines follow the same format which is “some balls are [adjective] than other balls.”


The taglines of the levels mentioned above are as follows:

Flying Machine title

Genetic Sorting Machine title

Second Hand Smoke title