I recognize the high compliment conveyed

I recollect hearing a sagacious remark [sagacious = sound judgment]

I refer especially

I refuse to believe

I regard as an erroneous view

I regard it as a tribute

I regard it as a very great honor

I regret that I am not able to remember

I regret that it is not possible for me

I regret the time limits me

I regret this the less

I rejoice in an occasion like this

I rejoice that events have occurred

I rejoice to think I remark here

I remember a reference made

I remember an intimation

I remember full well

I remember the enjoyment with which

I remember to have heard

I repeat, I am not speaking

I repeat my statement in another form

I respectfully counsel

I respectfully submit

I rest my opinion on

I rise in behalf

I rise to express my disapprobation [approbation = warm approval; praise]

I rise to thank you

I rise with some trepidation

I return, in conclusion, to

I return you my most grateful thanks

I said a little way back

I said it would be well

I said that I thought

I salute with profound reverence

I sanction with all my heart

I saw an ingenious argument the other day

I say frankly

I say in moderation

I say it is extremely important

I say it most confidently

I say no more of these things

I say not one syllable against

I say, then, my first point is

I say this is no disparagement of

I say this the more gladly

I say without fear of contradiction

I see around me

I see as clearly as any man possibly can

I see little hope of

I see no exception

I see no possibility of

I see no reason for doubting

I seem to hear you say

I seize upon this opportunity

I seriously desire

I set out with saying

I shall add a few words

I shall address myself to a single point

I shall ask you to look very closely

I shall be told

I shall best attain my object

I shall bestow a little attention upon

I shall certainly admit

I shall consider myself privileged

I shall desist from

I shall endeavor to be guided

I shall give it in the words of

I shall here briefly recite the

I shall here use the word to denote

I shall hope to interest you

I shall invite you to follow me

I shall just give the summary of