It is sometimes said that we should never believe a scientific theory until it is verified by experiment. But a famous astronomer has also stated that we should never believe an observation until it is confirmed by a theory.
Joao MagueijoMy diary entries during this period constantly refer to the importance of learning how to take criticism. If you shut yourself in your own little world, that will be the death of your theory. On the other hand, many of the criticisms you receive are pointless and simply reflect the view that anything new is bad. In such a delicate situation it is crucial to tread gingerly and be careful to appreciate the difference between pertinent and idiotic comments.
Joao MagueijoFor instance, the blood of hibernating arctic squirrels may supercool to minus 3 degrees, when it would normally congeal. The supercooled blood still flows, since it remains a liquid, but the slightest disturbance will cause it to freeze, killing the squirrel; therefore, you should not disturb hibernating arctic squirrels.
Joao Magueijo