Bobby Fischer was an autistic, self-hating Jew.
(cough, cough) Catholics and confession (cough, cough)
There is no difference except in practice. Jews and Christians do fundamentally the same thing in terms of repenting, except Jews have 2 holy days each year set aside specifically to consider what they've done and ask for God's forgiveness. It's a matter of approaching it from a different practical application. Similar to the difference between Baptists and Methodists and the act of baptism.
The Jews I know happen to adore Ivanka. If you're talking about extremist Jewish sects that don't consider conversion as being Jewish then you're talking about the Jewish equivalent of Westboro Baptist Church.
The Talmud, you mean the nonsensical commentary book that no Jew refers to in his or her everyday life? Good point!
Bless your heart, you have no idea what you're talking about.