Chinese

		calf	not	to know; to recognize	tiger
simp. and trad. (牛仔毋捌虎)		牛仔	毋	捌	虎
alt. forms		牛仔不八虎 牛仔呣捌虎
Literally: “A calf does not recognize a tiger.”.

Proverb

牛仔毋捌虎

1. (Min Nan) A young person is often willing to take risks.

See also

• (Mandarin) 初生之犢不畏虎／初生之犊不畏虎 (chūshēngzhīdú bù wèi hǔ)