كن شديد التسامح مع من خالفك الرأي، فإن لم يكن رأيه كل الصواب فلا تكن أنت كل الخطأ بتشبثك برأيك ..

“Madness is to think of too many things in succession too fast, or of one thing …”

“Men must have somewhat altered the course of nature; for they were not born wol…”

“Doctors put drugs of which they know little into bodies of which they know less…”

“Everything is not as good as in El-Dorado; but everything is not so bad.”