"The secret of a man who is universally interesting is that he is universally interested." - William Dean Howells, American author (1837-1920).
Homo sum, humani a me nihil alienum puto'
Man I am, humanity to me not alien think. Rhb transliteration
I am a person, therefore all that concern people is of interest to me. Rhb paraphrase
First seek to understand, then seek to be understood. Steven Covey
First seek to be interested, then seek to be interesting. Rhb
The secret to being a great date is to be interested in your date. Paraphrase of Albert Ellis in Sex and the Single Man
Curiosity killed the cat, satisfaction brought him back. Unknown