Here are some famous aphorisms and their explanations about the comfort of failing in the exam:

People often feel disappointed and frustrated when they fail in the exam, but there are also many famous aphorisms that can provide comfort and encouragement.

"failure is the mother of success."

explanation: this sentence means that failure is the forerunner of success. Even if we fail in this exam, we can learn from the failure, find out the problem, and then strive to improve and finally achieve success.

"Nine times out of ten, life is unhappy."

explanation: this sentence means that there are many unsatisfactory things in life, and failure is only a part of them. We can't deny ourselves because of one failure, but learn to face setbacks and failures and draw strength from them.

"Heaven will send a great task to Sri Lankan people, so we must first suffer their minds and work hard for their bones and muscles."

explanation: this sentence means that only through hard training can we undertake greater responsibilities and tasks. Even if we fail in this exam, we can improve our ability and meet greater challenges through hard study and exercise.

"A blessing in disguise is a blessing in disguise."

explanation: this sentence means that it seems like a bad thing on the surface, but it may actually bring good results. Even if we fail in this exam, we may find out what we are really good at and like.

"Success requires patience and perseverance."

explanation: this sentence means that success requires patience and perseverance, and you can't give up because of one failure. We should keep a positive attitude, continue to study and improve ourselves, and finally achieve our goals.

In addition to the above famous aphorisms, there are many other comforting sentences that can help, such as "Don't give up on yourself because of others", "There is no obstacle in life", "Keep a positive attitude and believe in yourself" and so on. These statements all emphasize the attitude and belief of facing setbacks and failures positively, which helps us to get back on our feet and meet new challenges.

In short, in the face of exam failure, we need to keep a positive attitude, learn from the failure and believe that we can overcome difficulties and challenges. These famous sayings and aphorisms can provide us with comfort and encouragement, and help us get out of the trough and move on.