"I love you most of all in the world" is an English equivalent of the Italian phrase Ti amo più di tutto nel mondo. Specifically, the pronoun ti means "(informal singular) you." The verb amo means...
"I love you" is an English equivalent of the Italian phrase Ti amo. Specifically, the subject pronoun io ("I") does not have to be used other than for emphasis. The personal pronoun ti means...
I love you, I love you is an English equivalent of 'Ti amo, ti amo'. The personal pronoun 'ti' means 'you'. The verb 'amo' means '[I] am loving, do love, love'. Together, they're pronounced 'tee...