We need repentance. You see, repentance is not only going to a priest and confessing. We must free ourselves from the obsession of thoughts. We fall many times during our life, and it is absolutely necessary to reveal everything [in Confession] to a priest who is a witness to our repentance. Repentance is the renewal of life. This means we must free ourselves from all our negative traits and turn toward absolute good. No sin is unforgivable except the sin of unrepentance.
Since 1849 I have studied incessantly, under all its aspects, a question which was already in my mind since 1832. I confess that my scheme is still a mere dream, and I do not shut my eyes to the fact that so long as I alone believe it to be possible, it is virtually impossible. ... The scheme in question is the cutting of a canal through the Isthmus of Suez. This has been thought of from the earliest historical times, and for that very reason is looked upon as impracticable. Geographical dictionaries inform us indeed that the project would have been executed long ago but for insurmountable obstacles. [On his inspiration for the Suez Canal.]