We usually see only the things we are looking for- so much so that we sometimes see them where they are not.

I think the only way to conquer fear is to tell it to go to hell.

The teacher's task is not to implant facts but to place the subject to be learned in front of the learner and, through sympathy, emotion, imagination, and patience, to awaken in the learner the restless drive for answers and insights which enlarge the personal life.

We are all time travelers in the river of DNA.