Leaders are leaders only as long as they have the respect and loyalty of their followers.

My advice to any young person at the beginning of their career is to try to look for the mere outlines of big things with their fresh, untrained and unprejudiced mind.

The healthiest of all human emotions is gratitude.

It is generally assumed that recurrent miscarriage may be due to progesterone deficiency, hypothyroidism or vitamin E deficiency and should be treated in theses cases with progesterone, thyroid extracts and vitamin E respectively. In theory, thyroid therapy appears to be the least well-founded, especially when applied to women without manifest signs of hypothyroidism, yet among the measures mentioned above it is most frequently claimed to have been successful.

I doubt that Fleming could have obtained a grant for the discovery of penicillin on that basis [a requirement for highly detailed research plans] because he could not have said, 'I propose to have an accident in a culture so that it will be spoiled by a mould falling on it, and I propose to recognize the possibility of extracting an antibiotic from this mould.'

If you want to live a long life, focus on making contributions .

Stress is not necessarily something bad it all depends on how you take it. The stress of exhilarating, creative successful work is beneficial, while that of failure, humiliation or infection is detrimental.