But is it rationally conceivable that
But it is fitting I should say
But, it may be urged, if
But lest it should still be argued that
But let it be once understood that
But let us suppose all these
But look at the difference.
But my idea of it is
But now, I repeat,
But now, lastly, let us suppose
But now let us turn to
But now, on the other hand, could
But now some other things are to be noted
But somehow all is changed!
But the question for us is
But to go still further
But waiving this assumption
But we dwell too long
But we have faith that
But what is the motive?
But what then?
But with us how changed!
But why do we speak of
But you may say truly
But you must remember

Can there be a better illustration than
Can you doubt it?
Certainly, I did not know
Compare now the case of