The-Conquest-of-Happiness-by-Bertrand-Russell

contains something of both kinds in combination,
and in so far as affection does really cure the sense
of insecurity it sets a man free to feel again that
interest in the world which in moments of danger
and fear is obscured. But while recognising the
part that such affection has to play in life, we must
still hold that it is less excellent than the other
kind, since it depends upon fear, and fear is an
evil, and also because it is more self-centred. In
the best kind of affection a man hopes for a new
happiness rather than for escape from an old
unhappiness.
The best type of affection is reciprocally lifegiving;
each receives affection with joy and gives
it without effort, and each finds the whole world
more interesting in consequence of the existence of
this reciprocal happiness. There is, however,
another kind, by no means uncommon, in which one
person sucks the vitality of the other, one receives
what the other gives, but gives almost nothing in
return. Some very vital people belong to this
bloodsucking type. They extract the vitality from