Your first name of Thy-Da has made you a hard worker with a meticulous sense of detail. Your interests would lean toward the practical, technical aspects of the arts. You do not have great ambitions and your requirements in life are moderate. You resist change. You are not easily influenced by the opinions of others, who may accuse you of being stubborn. You are thorough and need to see proof before accepting new ideas. You are serious and methodical. It is what you can see, experience, and prove through compilation of facts, experiment, and logic that has greatest value to you. This name limits your vision and imagination but you could be inventive along practical lines. Health weaknesses of this name centre in the head, resulting in such conditions as headaches, sinus problems, weak eyes, or in extreme instances, loss of hearing.