The enigmatic brains, when they get along with others, all present only a superficial appearance. To guess their true meaning, we must know the various aspects of the brain. Through knowing more about the brain, you can better understand yourself and others. Hence, you would be able to have more evidence-based and pragmatic expectations, guiding your advances and retreats in your life. Just Imagine if you are bitter, anxious, depressed, fearful, feeling pain, or happy, and you can, in real time, understand what happens in your brain, you may be less confused and at the whim of the brain's emotional and impulsive reactions.With reference to modern knowledge of the brain, the author presents some answers to fifty questions about the brain in ten aspects: structure, growth, working, memory, intelligence, health, diseases, soul, life, and future. The continuous evolution of the brain has surpassed the level of primitive survival impulse. Further improvement of the collective living conditions depends mainly on whether the brain can consciously improve the control over emotions and moods and enable themselves to avoid being slaves to their own emotions. It begins with a good understanding of our brains.