Sylvia grabs my sleeve. “He’s a looker.” “I know. The problem is, he knows it, too.
Rules of AttractionThat's the problem with living in New York. You've got no New York to run away to.
Rules of CivilityProblems in science are sometimes made easier by adding complications.
Darwin's Dangerous Idea: Evolution and the Meanings of LifeThe first problem of communication is getting people's attention.
Made to Stick: Why Some Ideas Survive and Others Die