I was a terrible student. Still, I managed to get into college, but my daydreaming threatened to sabotage me. I used behavior modification to break the cycle. I started by setting an arbitrary time limit on studying: for every 15 minutes of study, I'd allow myself an hour of daydreaming. I set the alarm. Sandra Cisneros
You will die but the carbon will not; its career does not end with you. It will return to the soil, and there a plant may take it up again in time, sending it once more on a cycle of plant and animal life. Jacob Bronowski
The more people rationalize cheating, the more it becomes a culture of dishonesty. And that can become a vicious, downward cycle. Because suddenly, if everyone else is cheating, you feel a need to cheat, too. Stephen Covey
All the seven deadly sins are man's true nature. To be greedy. To be hateful. To have lust. Of course, you have to control them, but if you're made to feel guilty for being human, then you're going to be trapped in a never-ending sin-and-repent cycle that you can't escape from. Marilyn Manson
Any new technology tends to go through a 25-year adoption cycle. Marc Andreessen