Pu-erh tea

„Nèi piào (内票): A larger description ticket or flyer packaged loose under the wrapper. Both aid in assuring the identity of the cake. It usually indicates factory and brand. As well, many nèi piào contain a summary of the tea factories' history and any additional laudatory statements concerning the tea, from its taste and rarity, to its ability to cure diseases and effect weight loss.“

„What instead happens is that some teas require multiple tastings to reveal themselves one way or another. Sometimes the first time you brew a tea it doesn’t come out quite right not because it’s bad, but because you are still adjusting to it. It helps when you’re using the same teawares all the time, so that the only variable is the tea“