It is also to be borne in mind
It is amazing that there are any among us
It is an additional satisfaction
It is an undeniable truth that
It is apparent that
It is certain that
It is certainly not sufficient to say
It is difficult to conceive that
It is exceedingly unlikely that
It is historically certain that
It is in effect the reply of
It is in quite another kind, however,
It is, indeed, commonly said
It is more difficult to
It is necessary to account for
It is no more than fitting that
It is not a good thing to see
It is not a wise thing to
It is not alleged
It is not chiefly, however,
It is not for me here to recall
It is not, however,
It is not long since I had occasion
It is not my purpose to discuss
It is not necessary that I define
It is not proposed to
It is not surprizing that
It is not to be denied that
It is not told traditionally
It is not true that