I am the one responsible; I will take responsibility.
私が責任を取ります。責任は私にあります。 (watashi ga sekinin o torimasu. sekinin wa watashi ni arimasu)
"The buck stops here, and I will handle the mistake personally."
"責任は私にあります, 私がこのミスを処理します。" (sekinin wa watashi ni arimasu, watashi ga kono misu o shorishimasu)
to be eager to spend money quickly
A very close competition
doing something unfamiliar or challenging
a very clever or talented person
You can't expect to achieve something without taking risks.
To be extremely anxious or tense.