too much of a good thing

US /tuː mʌtʃ əv ə ɡʊd θɪŋ/
UK /tuː mʌtʃ əv ə ɡʊd θɪŋ/
"too much of a good thing" picture
1.

terlalu banyak perkara yang baik, berlebihan itu tidak baik

something that is enjoyable or beneficial but becomes harmful or unpleasant if there is an excessive amount of it

:
Eating chocolate is nice, but too much of a good thing can make you sick.
Makan coklat memang sedap, tetapi terlalu banyak perkara yang baik boleh membuat anda sakit.
Even a vacation can be too much of a good thing if it lasts for months.
Cuti pun boleh jadi terlalu banyak perkara yang baik jika ia berlarutan berbulan-bulan.