"The best speakers know enough to be scared…the only difference between the pros and the novices is that the pros have trained the butterflies to fly in formation."

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Like the entomologist in search of colorful butterflies, my attention has chased in the gardens of the grey matter cells with delicate and elegant shapes, the mysterious butterflies of the soul, whose beating of wings may one day reveal to us the secrets of the mind.

— Santiago Ramon y Cajal