The breed standard states that the Bernese Mountain Dog should not be "aggressive, anxious or shy clear", but it should be "good mood", "confident", "calm with strangers" and "docile". the temperament of individual dogs may vary and not all specimens of the breed has been carefully designed to maintain the standard. All large dogs should be well socialized when young and given the education, training and throughout their lives.
The Bernese temperament is a strong point of the race. They are affectionate, loyal, faithful, stable, intelligent, but shy at times. Most Bernese are friendly with people and other dogs. Often get along well with other pets such as cats, horses, etc. They do not respond well to abuse, although Bern, ready and eager to please his master. Bernese love to be encouraged with praise and treats. The breed is gentle and good with children and, in general, are stable in temperament, patient and loving. Bernese Mountain Dogs are slow to mature, and can show trends notables like puppies up to 2 ½ years.