to suddenly become very wealthy
突然とても裕福になる (totsuzen totemo yūfuku ni naru)
"He struck it rich by investing in early-stage tech companies."
"彼は初期段階のテクノロジー企業に投資することで突然とても裕福になった。" (Kare wa shoki dankai no tekunorojī kigyō ni tōshi suru koto de totsuzen totemo yūfuku ni natta.)
to avoid making a decision or choice
to have an interest or investment in something
to admit that you have done something wrong
An event with worldwide significance or impact.
to take personal responsibility for your actions
to risk everything to achieve success