1.   There was a sincere expression of friendliness on both their faces.

2.   And, all the while, a sincere expression of pride in the silver medal, the winning of which was no small feat.

3.   Cannan contended that their beards were protected by the Constitution not only as a sincere religious expression, but also as an expression of free speech.

4.   Prince Charming, who had a gorgeous head of blow-dried hair and a sincere expression on his face, was snowing her like crazy.