2. The essence of exercise is not fun, but persistence and habit formation.
Walking is an excellent exercise, and people should get into the habit of walking for a long distance.
The foundation of science is a healthy body. Madame Curie
I like walking all my life, and sports have brought me endless fun. -Einstein
6. Life lies in contradiction and movement. Once the contradiction is eliminated and the movement stops, life is over. -Goethe
7. I remember a few years ago, you liked to look at me from the windowsill, and you could find me at a glance in the sea of people. You like watching me go to physical education class, you like watching me staring blankly on the balcony, and you will tell others how good I am.
Nothing in the world is more beautiful than strong muscles and fresh skin. -Mayakovski
9. Only exercise can dispel all kinds of doubts. -Goethe