proverb/kɑ̃.t‿ɔ̃ n‿a pa də tɛt ɔ̃.n‿a de ʒɑ̃b/
if one is forgetful or doesn't think ahead, one will have to walk more frequently
Literally, “when one doesn't have a head, one has got legs”. Compare Danish hvad man ikke har i hovedet, må man have i benene.