If you try to multitask in the classic sense of doing two things at once, what you end up doing is quasi-tasking. It's like being with children. You have

If you try to multitask in the classic sense of doing two things at once, what you end up doing is quasi-tasking. It’s like being with children. You have to give it your full attention for however much time you have, and then you have to give something else your full attention.

– Joss Whedon

Joss Whedon Quotes