If the group in the lounge whines, complains, and gossips, eat elsewhere. Seek colleagues who seem happy, enthusiastic, and professional. Fear of Being New Being proactive is not the same as being pushy. New teachers who allow their probationary period to paralyze them are not on the right track. Being new is neither a sin nor an offense warranting termination.
Novices can be tactful in seeking assistance.
When you do that well, no one will fault you for being new.