Celebrate the successes, but realize that we do not always succeed. Plan some time for yourself. Protect your great attitude. Listen a lot. Speak up when it's appropriate.
Pacing is vital.
Ask others for their outline of the year's activities or curriculum and consider it. Keep clear notes on each child in your elementary classroom. Keep notes on any secondary child when you are concerned. Documentation will sometimes seem a waste of time when you don't need it, but when you do need it, it will protect you. The following people are here to help you with resources or any question you might have.