What you like to do, you will do well. To improve your skills in something, you must enjoy doing it.

mischievous

warlike, bellicose

(euphemistic, slang) pedophilia (sexual or romantic feelings directed at children)

see you later (said by a person staying, a stock phrase required by the Japanese etiquette, lit.: (after) going, come back)

行っていらっしゃい: alternative form of いってらっしゃい (itterasshai)

there's no accounting for taste

Alternative form of オーケアノス (Ōkeanosu, “Oceanus”)

see you later (said by a person leaving, a stock phrase required by the Japanese etiquette, lit.: (after) going, I will come back)

run into, hit, strike