Patience is important in crypto and any other business, or investment. Its not every time that you invest in a coin that you'll see an exponential rise in its value, sometimes you have to be patient.
However, patience is important when you invest in good projects, if you invest in a bad or scam project no amount of patience can make it become a successful project
You should be patient that is why patience plays really an important role in investing and trading as in our real life. You need to be patient in long-term investment because to earn a profit from some investments can take a bit long time. As you above mentioned if you invest in shit coins, l don't think that patience can help you with that. On the other hand, if you can be enough patience, from time to time you will earn knowledge, investing in any project is not everything. It is no exaggeration to say that patience and knowledge are the keys to success. You should learn to make great research about the project which you want to invest in.
You are right. Success in crypto trading is not determined only by patience. Trader should have appropriate knowledges to understand what he is doing and how everything works and moreover he needs to be lucky, skillful, spend a lot of time examining charts and always ready to make decisions very quickly.