A person who becomes amenable to compromise when intoxicated has a Divine trait, comparable to Gd's reaction to offerings: Eruvin 65a
A person who doesn't become crazed by intoxication has the wisdom of seventy elders; wine usually causes hidden secrets to emerge: Eruvin 65a
Wine was created to comfort mourners and provide reward for the wicked: Eruvin 65a
A person is not truly wealthy until wine is spilled in his house like water: Eruvin 65a-b
You can gauge a person's true nature by the way he spends money, the way he handles anger, the way he acts when drunk, and some add by what makes him laugh: Eruvin 65b
Wine having less of an impact on people who are accustomed to drinking it: Ketuvot 65a