At the same time, I will never be completely comfortable with the inherent unpredictability of long-term travel.

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We want him completely comfortable and we're not going to make that mistake.

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When he's completely comfortable, that's when we want him out there.

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It took us around two to three hours before we felt completely comfortable speaking into the microphone, and predicting exactly what would happen on the other end.

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If kids are always completely confident and comfortable, they aren't going to make much progress.

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And despite Google executive chairman Eric Schmidt's hope that "self-driving cars should become the predominant mode of transportation in our lifetime", it could be that even a small risk could be too much for some people to be comfortable removing the driver completely.

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There was a kind of a comfortable little apartment that hadn't been bombed out within a building that was completely destroyed.

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