He's Uranian (ruler), a spontaneous guy with erratic moods.He's future man, always scanning the horizon for the next new thing.If she gets in a funk, from stimulation overload, he's not likely to be super sympathetic.It's possible he'll wander off, or end the date abruptly.They'll want to know about the Aquarians family, the waters out of which he sprang. Aquarians are private, and prefer to talk about generalities -- trends in society, causes, fashion, science, art, the space program.The Cancer woman can feel out of her comfort zone, in a purely intellectual conversation.Meanwhile, the Cancer woman likes to have some sense of where she's going -- what kind of people will be there, what's the atmosphere like, etc. Looking at the Cancer and Aquarius love match, he prefers socially charged places, perhaps trendy clubs with dancing, or party hopping.
The constant feels of Cancer turn dark, if Aquarius man is true to his nature, and a bit of a loner. The Aquarius man goes out with a fixed idea of the destination, or wants to act on the fly.
The Cancer woman has her own needs, of emotional continuity, that a young Aquarian male on the go, may not have to give.
This could be overcome, when the Aqua man is older and has satisfied his restless social soul enough to commit to one person.
For truly, if there's a naturally monogamous sign, it's the homebody Cancer.
For the male Waterbearer to win the Crab, he'll want to show he's responsive to her moods and desires.
On one level, she can trust Aqua man because of his uprightness, compassion, sense of equanimity.