Translation for "think about thing" to spanish

Think about thing

• pensar en algo
• pensar en lo

Translation examples

pensar en algo

I don't have to think about things I already know.
No tengo que pensar en algo que ya sé.

I mean, no wonder he can't think straight, cos he usually has to be completely mashed to think about things.
Digo, no sorprende que no pueda pensar bien por lo general debe estar totalmente acabado para pensar en algo.