to start over again
最初からやり直す (saisho kara yarinaosu)
"After the computer crashed, I had to go back to square one with my report."
"コンピューターがクラッシュした後、レポートを最初からやり直さなければなりませんでした。" (konpyuta ga kurasshu shita ato, repooto o saisho kara yarinaosanakereba narimasen deshita)
to describe something in an overly optimistic way
an emotionless or mechanical reaction
to go beyond the usual limits; to innovate boldly
to fail completely or embarrass oneself
to amaze or astonish someone
doing wrong or illegal things will never bring true success