In every species of fish I've angled for, it is the ones that have got away that thrill me the most, the ones that keep fresh in my memory. So I say it is good to lose fish. If we didn't, much of the thrill of angling would be gone.

Make all approaches to the stream with care and caution. Remember that once you are seen you are a great disadvantage if not completely defeated

Use the longest leader you can handle. Usually you can handle one much longer than you imagine. Remember that the purpose of the leader is to conceal artificiality. If you believe a leader is at all necessary then you must admit that the longer the leader the better chances you have for success

The matter of flies, lines and other equipment of the right sort is not absolutely necessary in the rising of fish but they are very important in that they make it easier to do the things which bring success and in some cases are essential to success.