'Make my compliments to Mrs. Boswell, and to the young charmers.

'I am, &c.

'SAM. JOHNSON.' 'London, June 3, 1782.'

'To MR. PERKINS[479].

'DEAR SIR,

I am much pleased that you are going a very long journey, which may by proper conduct restore your health and prolong your life.

'Observe these rules:

1. Turn all care out of your head as soon as you mount the chaise.

2. Do not think about frugality; your health is worth more than it can cost.

3. Do not continue any day's journey to fatigue.