How to avoid word "BUT"? It is suggested that word "BUT" should be avoided in scientific papers. In book "Science research writing" I found alternative words as, "although", "however", "whereas", "on the other hand", "while", by contrast" and so on. Word "however" is suggested many times, but it seems to me, that it changes sentence meaning. Can you, please, find better word for the next sentences: Stapp also concludes that a momentary decision is not enough for movement of a finger, but it needs thought effort. He shows that the brain temperature is too high that quantum coherence could last any substantial time, for instance one second, but it lasts many size classes less. Therefore the results of the Libet experiment seem logical to them. But, our intuition speaks differently.