Dictionary of Muad'Dib

• Behaviourism suggests that all behaviours can be explained by environmental causes. It includes classical conditioning and operant conditioning.
• This school of thought became dominant in the 1950s and had a significant influence on the course of psychology.

• Obsessive worrying. You may find it difficult to focus on other things. You may experience feelings of panic once you have reached the doctor's office.
• Other illness-related phobias. You may worry that you need to see a doctor for minor ailments, f...

Surfing requires fitness and strength as surfing was used as a way to determine who would serve as chief during the primitive Hawaiian tribes.

These days, people from all over the word have noticed how fun surfing can be. We surf for fun, bragging rights, or even to become a professionally...