"If there is a Like button in a page, Facebook knows who visited that page. And it can get IP address of the computer visiting the page even if the person is not a Facebook user."

"When I introduced the Virgin of Emacs as a character into the routine, she was female because she was an allusion to the Virgin Mary, and an 'Emacs virgin' in the sense that she had never used Emacs."

"I consider the idea of an 'intellectual property right' to be a load of hogwash."

"Using proprietary software is like letting someone put chains on you."

"I accomplish mirth. That's the hacker spirit—Ha Ha, Only Serious."