[n4r9]

In Aus and NZ this is known as "cutting down the tall poppy": https://en.wikipedia.org/wiki/Tall_poppy_syndrome

[lioeters]

In Japan it goes, "The nail that sticks out gets hammered."

(Well not a metal "nail", but a wooden post.)

[rpmisms]

In my section of America, it's "the loose board gets nailed", which is just enough of an innuendo to make it stick.