wishful thinking

It's wishful thinking to expect Phil to help you. He is a goldbrick.

期望菲尔来帮你太一厢情愿了，他一个懒人啊。

His claims to be a millionaire are just wishful thinking.

他声称要成为百万富翁的法一厢情愿。

Such wishful thinking of theirs will never be realized.

他们的那种痴心妄永远也会实现。

Prices seem to have stopped rising in the shops, or is that just wishful thinking on my part?

商店里东西的价格好像再上涨了，要然就我的一廂情愿？