What languages should i focus on if I want to pursue a career​ in computer science?

Question

I know java, php, html, css, and vb pretty well.

Answer 1

Man... computer science is such a Huggeeeee topic, you should branch it down a little bit.
What do you want to expertise in the field of CS? For me I do cryptography mostly, and some artificial neural networks.

Answer 2

computer science is a vast area, you have to specify which field you want to work in

Answer 3

any language is just a tool
focus in algorithms datastrucures and math