to hear something but quickly forget it
何かを聞いてもすぐに忘れてしまうこと (nanika o kiite mo sugu ni wasurete shimau koto)
"Whatever I tell him goes in one ear and out the other."
"彼に言っても、一つの耳から入ってもう一つの耳から出ていく。" (kare ni itte mo hitotsu no mimi kara haitte mou hitotsu no mimi kara dete iku)
to survive financially in difficult times
someone who is very social and enjoys meeting people
to find the real cause of a problem
to move forward with great energy or speed
to go ahead or be in front in a competition
to be able to make quick decisions and act quickly, especial...