Here are a couple of my most popular posts.

How to Reinforce Impostor Syndrome (September 2012)

On Technical Entitlement (June 2012)

Notes from Penn’s Open Forum on Brogramming (and Sexism in Computer Science) (March 2012)

How to Get a Kickass Internship as a High School Student (August 2012)

(I think the rest of them are pretty alright too, though I’ll admit a couple are kind of embarrassing.)