You can make a parlor game out of drawing parallels between the various characters.

你甚至可以玩一个室内游戏，在不同的角色之间圈出相似之处。

Some day you will look at your friend, and he will seem to you to be a little out of drawing, or you won't like his tone of colour, or something.

有一天你会看着你的朋友，你会觉得他有点不喜欢画画，或者你不喜欢他的色调，或者其他什么。