Create a digital art interpretation of a scene from ancient times, specifically focusing on the event described in Acts 19:41: 'And when he had thus spoken, he had dismissed the assembly.' Picturise an authoritative figure standing in the middle of a large square surrounded by diverse group of attentive people of different genders and descents. The figure just finished speaking and is now gesturing to disperse the crowd. Please depict, in this image, the mixed expressions of the crowd - some appearing thoughtful, others confused, some agreeing, while others disagree. The variation in emotions should add color and life to the assembly.