Studying the martial Way is ...

Studying the martial Way is like climbing a cliff: keep going forward without rest. Resting is not permissible because it causes recessions to old adages of achievement. Persevering day in, day out improves techniques, but resting one day causes lapses. This must be prevented.
 Mas Oyama

Quotes from the same author

The fastest way to attain courage is to follow the chosen Way and be willing to abandon life itself for the sake of justice.
 Mas Oyama
It is possible for even the smallest of accolades of achievement to be truly worthwhile without tears and toil?
 Mas Oyama
Although it is important to study and train for skill in techniques, for the man who wishes to truly accomplish the way of budo, it is important to makehis whole life in training and therefore not aiming for skill and strength alone, but also for spiritual attainment.
 Mas Oyama
1-2 out of every 100 students reach Black Belt and of those only 1 out of every 1,000 achieves his 2nd Dan
 Mas Oyama
Human beings are capable of virtually limitless degradation; they are also capable of virtually limitless improvement and achievement. Success depends on goals and on diligence in pursuing them.
 Mas Oyama