(1)

peer group pressure
If you drink and drive you're a bloody idiot.

(2)

full fat
half skim

(3)

conspiracy theories
bring him down
set fire/light fire
static electricity
Erectricity travels easily through water.
Who had the original idea?

(4)

There aren't enough hours in the day.

(5)

It is better to give them to receive.
Never let the sun set on your anger.
Unrequited love is painful.
It is better to have loved and lost than never to have loved at all.
hold a grudge
eat humble pie
heat of anger
heat of the moment
