Vim and vigor phrase informal cliché
An abundance of exuberant, young vigor, enthusiasm, or vitality.
Mr. John is still full of vim and vigor after running 3 km in the morning.
Jack takes exercise with all his vim and vigor to build muscle.
He not only works with his vim and vigor but also gets on with his colleagues.
Enthusiasm and perseverance
Be young or childish and not have had much experience
If you hit the ground running, you start to work immediately with a lot of energy.