He discriminated against no one with his enthusiasm and vivaciousness.
To say that his enthusiasm is unquenchable would be an understatement.
John's dedication and enthusiasm to help others are truly admirable.
His enthusiasm not only encouraged him, but everyone else in the class.
His enthusiasm is contagious and makes one think outside of the box.
He is stubborn, and he will sometimes annoy you with his enthusiasm.
He makes you feel welcome with enthusiasm when you need his help.
John brings enthusiasm to things that could otherwise be mundane.
More often than not, his enthusiasm rubs off on those around him.
His enthusiasm is something that becomes apparent at first sight.
His enthusiasm for him craft comes through with each deliverable.
His enthusiasm rubs off on you and he is always willing to help.
Next to this, his enthusiasm and his dedication are outstanding.
He is pleasant and has enthusiasm for everything he undertakes.
He goes beyond what is asked of him with grace and enthusiasm.
His passion for what he does shines through in his enthusiasm.
And, of course, his enthusiasm, which proves to be infectious.
Him enthusiasm inspires others around him to be at their best.
Him enthusiasm to take up new challenge is always appreciated.
Even better, he does this with enthusiasm, warmth and humour.