Pu-erh tea

„Depending on the desired product and speed, from quickest and tightest to slowest and loosest, pressing can be done by a large heavy stone, carved into the shape of a short cylinder with a handle, simply weighs a bag of tea down onto a wooden board. The tension from the bag and the weight of the stone together give the tea its rounded and sometimes non-uniformed edge. Due to the manual labor involved, this method of pressing is often referred to as: "hand" or "stone-pressing", and is how many artisanal pu'er bǐng are still manufactured.“

„You can’t know what is good without knowing what is bad, just like you can’t be aware of the range of possible tastes among shuixian if all you’ve had are light roasted ones. Sampling is about broadening horizons, and it is a low risk way to stretch into areas that you might not be familiar with.“