All Perception Is A Gamble.

I Must Achieve Internal Consistency.

Philosophy As Science, As Serious, Rigorous, Indeed Apodictically Rigorous Science -- The Dream Is Over.

To Every Object There Correspond An Ideally Closed System Of Truths That Are True Of It And, On The Other Hand, An Ideal System Of Possible Cognitive Processes By Virtue Of Which The Object And The Truths About It Would Be Given To Any Cognitive Subject.

Without Troublesome Work, No One Can Have Any Concrete, Full Idea Of What Pure Mathematical Research Is Like Or Of The Profusion Of Insights That Can Be Obtained From It.

Natural Objects, For Example, Must Be Experienced Before Any Theorizing About Them Can Occur.