Age is just a number. It shouldn't come in the way of learning anything. Learning a beautiful and graceful dance-like Odissi at the age of 30 will have its downsides. It would help if you were in good shape and flexible. So, if you're passionate about learning, then you can go ahead and learn it. 

The time taken to learn depends on one's interest and zeal to learn. Odissi is a graceful dance form that demands the dancer to be in good shape. This will make the viewers believe that it is effortless. The mudras play a very crucial role in any classical dance form. If you're diligent enough, then it will take around 2-3 months to get the hang of all the mudras. 

After this, the tutor should take you to the various kinds of body bends like neck movement, eyes movement, head movement, etc. Next, you need to concentrate on facial expressions. Once you are comfortable with all the crucial things required to learn Odissi, you can start learning the terminologies like Manglacharan, Abhinaya, Pallavi, Mokhsya, etc. Then you will be taught about various Taals, and it's a different speed. 

Considering all the facts, it should take around 1.5 - 2 years to learn the dance altogether. Patience is the key to learning such technically sound dance forms. 

Dance is a form of art, that can be one's passion or interest. If you're a person who loves to dance or express yourself, then you can do it the way you want to. But, if you're going to be a professional dancer, then you'll have to take up dance lessons or classes. You get to learn a lot about the theory of difference dance forms, the steps and the type of music that is used for different dance forms. You’ll also get the chance to connect with other people from the industry, which you won’t if you learn by yourself at home. Hence, it is essential for one to take up dance classes, especially if they're looking forward to building a career in it.

Dance is a form of art that purifies your mind and soul. If a man takes dance classes, he can clear out his mind if he has some kind of stress or frustrations. Its a kind of meditation. People release their stress in different forms, and if it's in the way of art as a dance, you are learning something new. And in arts, there is no gender difference. Both men and women can learn the art and find their inner peace. It's a good way of exercising too. All the steps and body movements in dance help one relax and rejuvenate the body.

The best way to learn dancing is to love what you are doing. Feel the music and enjoy every step you take. Practice whenever you get time. It will improve your skills and enlighten your mind. If you keep yourself busy with the things, you love you always learn quickly. 

Make friends who have the same passion. This will make you keep motivated even in your bad times. Have the confidence and enthusiasm in every single thing you want to learn. As a beginner, you can learn to dance under a teacher, or you can refer to youtube and online classes. Your action, mind, space, time and energy can make you a good dancer.

Ohhh and ignore those who don’t encourage you.

You can learn dancing under a trained teacher. There are a lot of dance classes that will help you learn any dance forms you wish for. If you have the confidence and strength, you can learn dance without going to any dance classes. Nowadays, if you search youtube, you can find a lot of dance tutorials for beginners to advanced level dancers. Some of the tutorials are really cool. If not, you can attend online dance classes conducted by famous teachers at your home. Your options are never limited, but the thing is you have to choose the right way to learn; one which is best for you.