extremes meet

(proverb)opposite extremes have much in common

(諺)兩極亦有相逢時（相反的兩極端之間有許多共同點）

go (或 take something) to extremes

take an extreme course of action; do something to an extreme degree

（讓…）走極端

they took a commendable anti-ageist policy to extremes.

他們將反年齡歧視這一值得稱贊的政策推向了極致。

in the extreme

to an extreme degree

極端，極度；非常

the reasoning was convoluted in the extreme.

這一推理讓人極為費解。