2. Courage comes from struggle, and courage is cultivated in tenacious resistance to difficulties every day. The motto of our youth is brave, tenacious and firm, that is, to remove all obstacles. Ostrovsky
The activities in the world have many shortcomings, but they are still beautiful. rodin
4. The harmonious balance of everything, health and fitness, success and happiness are all caused by optimistic psychology. Washington
If life deceives you, don't be sad or angry. Believe in it and a happy day will come. -Pushkin
6. The theory is thorough and the strategy is accurate. Then go forward with unswerving courage and the spirit of overcoming all difficulties, and you will surely succeed one day. -Zou Taofen