Be the one who attact rather than the one who is attacked. Be the one to ACT rather than the one who REACTS. Score points instead of trying to keep others from scoring on you.
I would suggest that it means he has more time to talk when he contacts you. Perhaps you IM him while he is at work, or he is watching the Superbowl, or driving. Maybe when you IM him your first question should be to ask if now would be a good time to talk, or maybe he could get back to you when he is more able to talk. It could mean that he's in the middle of something and doesn't really have a lot of time. When HE initiates the conversation it's probably when he has free time.
They prefer to be the receiver rather than the giver. They prefer being penetrated rather than penetrating.
Nitride is not an acid. Nitrides are compounds formed when nitrogen reacts with metals. They are typically basic in nature rather than acidic.
The question will specify.
It depends what you mean by slowly! Calcium burns in air and reacts fairly quietly with water, certainly much more slowly than the alkali metals do.
It means that you have 2 wombs, rather than 1
it is the history about what has been written, rather than what has happened
Things that are advantageous for policy rather than correctness
It means of or relating to a society (a culture), rather than to individuals.
proceeding to a conclusion by reason or argument rather than intuition
"Rather Die than be betrayed"