Immagine correlata

According to X  means in “X’s opinion”, “if what X says is true”.

According to Harry, it’s a good film.

The train gets in at 8.27, according to the timetable.

We do not usually give our own opinions with according to. Compare:

According to Ann, her boyfriend his brilliant. 

(=if what Ann says is true=)

In my opinion, Ann ‘s boyfriend is an idiot (NOT According to me,…)

From Michael Swan, Practical English Usage, Oxford