Whom you love most you too admire them most. Also, some of the people admire someone for their own selfishness. In fact, they do not admire them really.
Ancient Greece admired ancient Greece. They found the Persians decadent, the Egyptians too mystical, the Indians strange (παράξενη γή, strange land) and they didnt know the Chinese.
He/she looks at you more often or if he does then look at him back.
He/she seems curious to be with you more often.
The person usually talks to you and makes you laugh.
That person is making you...