您搜索了: confidently (英语 - 日语)

come confidently aboard.
我々の船に乗る と心の平和を見つける。

if not confidently at least hopefully.
たとえ自信を持ってないにせよ少なくとも希望を持って。

.. and i think that confidently and concisely answers the question, "what does the red spectrum tell us about quasars?"
じゃ "クエーサーについて、 赤スペクトル？" の正解でしたね

i know everything hasn 't been quite right with me but i can assure you now very confidently that it's going to be all right again.
確かに私は 正常ではありませんでした でも もう大丈夫です 絶対の自信があります