名詞 wishful thinking:

1. the illusion that what you wish for is actually true

1. I think her condition is improving but it may just be wishful thinking on my part.
   我認為她的情況正在改善，但這也許是我一廂情愿的想法。
2. Such wishful thinking of theirs will never be realized.
   他們的這種癡心妄想是永遠也不會實現(xiàn)的。
3. Let's not waste a precious second on wishful thinking or useless regrets. Life really is too short.
   我們不要將寶貴的時間浪費在癡心妄想或作無謂的惋惜上，生命實在是太短暫了。