Use "incoherency" in a sentence

1. There are some robust theological minds for whom a horror of great darkness and difficulty, such as is shed around by this system of thought and speech, offers a strong tragic attraction; but to ordinary people this 'system’ is full of incoherency, and reaches the conscience as little as the reason

2. I would still be merrily disposed at times; and as my pleasures were (to say the least) undignified, and I was not only well known and highly considered, but growing towards the elderly man, this incoherency of my life was daily growing more unwelcome