1.   After the emissaries had gone, he sat thinking for a long time.

2.   And you learn about the real necessity of acting and thinking for yourself.

3.   Characters have stopped thinking for themselves...

4.   For he who thinks to remain neutral is above all a sceptic.

5.   He crossed the room, stood in front of the board, and thought for a moment.

6.   He did not seem able to deal with anyone who wished to work from understanding, or able to think for himself.

7.   Her hair was fair, so that I thought for a moment of the other woman I had met recently, Elizabeth Lavenza.