it will end in tears! stop fooling around! stop roughhousing! you'll poke an eye out! it's all fun and games till someone gets hurt! it's all fun and games until someone loses an eye! (used to admonish children who are bickering and fighting) / naughty! (used with sexual overtones)

bachelorette party

easy come, easy go; there are plenty of fish in the sea

easy come, easy go; there are plenty of fish in the sea

(astrophysics) Van Allen radiation belt

Synonym of pas de sexe sans latex

there is no salvation outside the Church

matter of life and death, matter of life or death

matter of life and death, matter of life or death

(figuratively) to add grist for the mill, to bring grist for the mill, to provide ammunition for someone (to provide extra arguments in support of someone's stance)