High moral ground is when one sticks to their morals and does not sink down to a lower level. You can use this expression by saying something like the following. Even though her ex was spreading vicious lies about her, she stuck to her high moral ground and said nothing about him.
The priest gave a high moral tone to our venture.
a separate high capacity wire
It is like high-speed floating just couple of centimeters from the ground!
You use a parachute and you learn how to roll when you hit the ground.
Her expression was that of both horror and relief.
the monkey at the zoo had a loud expression.
They seized the high ground and never relinquished it.
Yes, they use high pressure air flow to lift the vehicles of the ground on a cusion of air.
slog It rained yesterday, so we had to slog through deep mud to get to the high ground.
Yes, astronomers use ground-based X-ray telescopes to study high-energy phenomena in space. These telescopes are typically located at high-altitude sites to reduce interference from Earth's atmosphere and are used to observe sources such as black holes, neutron stars, and supernova remnants.
It's just an expression. Your expression of sorrow sounds somewhat less that sincere.
He pounded the wooden stakes into the ground. The gambler's stakes were high during the card game.