very wise or knowledgeable
非常賢いまたは知識が豊富 (hijō ni kashikoi mata wa chishiki ga hōfu)
"My grandfather is as wise as an owl."
"私の祖父はフクロウのように賢い。" (watashi no sofu wa fukurō no yō ni kashikoi)
when something is difficult to learn, usually quickly
Sometimes, two people are just right, but a third person can...
Prepare for action by removing unnecessary things.
to make someone responsible for their actions
to recover quickly after a setback or failure
to help someone in trouble