Narrated Abu Huraira (Radi-Allahu 'anhu):

Allah's Apostle (Sallallahu 'Alaihi Wa Sallam) said, "The woman is like a
rib; if you try to straighten her, she will break. So if you want to get
benefit from her, do so while she still has some crookedness."

Bukhari Vol. 7 : No. 113