Mercury represents communication, Cartesian and logical spirit.
Mercury in Sagittarius
Democrat, philosopher, tolerant, respectful of laws. Likes foreign travel. Believes that everything teaches you something.
Weaknesses: free spirit, that likes adventure and will leap into hazardous and risky affairs.
Mercury in V
Taste for intellectual games, sports that require skill and finesse. He is very curious about everything, even in love. He likes children.
226 Sextile Moon - Mercury
He has good judgement, a good memory. He is intelligent, imaginative, vivacious and develops all through life. He speaks easily. He has an aptitude for learning foreign languages.
88 Sextile Mercury - Mars
He likes to discuss, likes polemic. He has good judgement and is determined. He is a worker and has lots of energy. He has a lively intelligence and goes to the heart of things.
-81 Square Mercury - Neptune
He makes errors of judgement, and lacks sincerity. He lets things happen, and is happy in his dreamworld. Confronted by reality, he is hesitant, incapable of being tested and falls back into his imaginary world. He might become a drug-taker.
28 Trine Mercury - Ascendant
He is intelligent, with quick and lively reflexes. He is preoccupied by his circle, likes to exchange ideas with his friends, but also with strangers. Of an open nature, he goes out to others.