THE PASSAGE. 129 



to check the forward impulse, and in 

 that way further increase the action and 

 produce the momentary halt that adds 

 so greatly to the effect of this trot. 



The speed must be very moderate and 

 regular, at each stride the momentary 

 rest must be marked, and the equilibrium 

 must be maintained. 



The exercises with hand and heels, 

 recommended in Chapter II. for giving 

 the horse a steady, regular step, are ad- 

 mirably adapted for preparing the animal 

 for his lessons in the passage. Indeed, 

 the aids are the same in both cases ; and 

 in the passage the diagonal action, if I 

 may use the term, is produced by the 

 accentuated use of the spur forcing the 

 croup while the hand restrains the fore- 

 hand ; and another effect of the combined 



