1. One foot's toe point bottom (most people point the right foot first, of course, the left foot can also be), all the body's weight is concentrated in the point up on the top of the toe, the other foot stick to the ground to glide back. If you have a good floor, which foot you slide can actually play a role in maintaining the balance of the body; if the floor is not good, then you can only rely on the point up on the toes to maintain the balance of the entire body (therefore, it is recommended that you spend 20 minutes a day practicing one-legged up squats).
2. Secondly, you need to develop a sense of what it feels like when you are gliding. It's like moving through the air. Dance is about a feeling that you can use your infinite imagination and fill your mind with no limits