Don't force yourself to put up a false front if that's not how you feel - tell the truth. You will be forced to keep to a pace set by those around you, but you will be fine. Feeling useful will energize you.
You will be calmer and more inclined to compromise. His sociable nature is his greatest strength.
You will be comfortable meeting your financial obligations. You will be more effective if you remain calm.
You are forgetting some details. Be careful of omissions and double check everything you do.
You will have no problem understanding your partner's indirect messages and he will admire you for it. If you are single, you will be very motivated to go out and meet people.