Jack Canfield quotes and aphorisms about take Jack Canfield Jack Canfield ,, Leaders cannot work in a vacuum. They may take on larger, seemingly more important roles in an orga... Jack Canfield ,, Switching from one career to another can be scary, but it also can be a thrilling experience. Look ... Jack Canfield ,, Successful people maintain a positive focus in life no matter what is going on around them. They st... Jack Canfield