approach with caution

the nice people at thesaurus.com understand exactly how i feel today:
"bad-tempered, bearish, bitchy, captious, choleric, contrary, cranky, critical, cross, crotchety, crusty, difficult, disagreeable, dour, grouchy, grumpy, huffy, ill-humored, ill-natured, irascible, irritable, morose, obstinate, ornery, peevish, perverse, petulant, prickly, quarrelsome, snappish, sour, stuffy, testy, vinegarish, vinegary, wrinkly"
they are very perceptive.
a circuitous route might be advisable.