Doubts

To have doubts about oneself is the first sign of intelligence.

Sure enough, he entertained doubts.

How can we dispel their doubts and fears?

I have some doubts about it.

All my doubts about it have been driven away.

I have some doubts about his coming in this weather.

Any doubts about the validity of this argument are promptly forgotten once we see the data.

I had my doubts but this last conversation cleared them all up.

In a way you are right, but I still have doubts.

There are many doubts to a child.