虎穴こけつらずんば虎子こじ
koketsuni irazumba kojio ezu

Expression

1. nothing ventured, nothing gained; you will not get the tiger cub without entering the tiger's den — literal

Proverb
ことわざにもあるとう「虎穴こけつはいらずんば虎子こじず」だ。
kotowazanimo aru tōri"koketsuni hairazumba kojio ezu"da.
As the saying goes, "Nothing ventured, nothing gained."
Other forms: