「幸せの扉は一つが閉まると別のもう一つが開くのです。ただ、閉まった扉をいつまでも見つめていて開いた扉に気づかない、そういう人が多いのです」

When one door of happiness closes, another opens; but often we look so long at the closed door that we do not see the one which has been opened for us.

ヘレン・ケラー