![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgonY9ukFYDJivQjM1e8mziijlRPGZiv9AHzHt7JJYuERUpJ3nbiN7eeJa3mVRGM7HlLDDK22MnF-h2QRGypShGtYh7Lm9h1dHYAFmVLXJgZOTIZz3HXtNf33VkNXveO2_UBfE4g7RjcVc/s1600/2015_70009.png)
They were very encouraging, actually!
I always need someone to talk to when I give a lecture. If it was a lecture to an audience I find an eager participant in the front row and talk to her/him, my imaginary assistant.
But - sometimes - people who nods because of just politeness, but understanding. Ouch!