Dr Lanyon indulges in his pleasures in the privacy of his home as this is respectable.
"This was a hearty, healthy, dapper red-faced gentleman"
Description of Dr Lanyon's appearance. Contrasts later on after witnessing Hyde transform into Jekyll.
"A boisterous and decided manner"
Dr Lanyon is a cheerful, lively and affectionate character.
"Henry Jekyll became too fanciful for me. He began to go wrong, wrong in mind"
Dr Lanyon disapproves of Jekyll's research into transcendental medicine * science.
"Unscientific balderdash"
Dr Lanyon is overscrupulous and calls Jekyll's science to be nonsense.
"He had his death-warrant written legibly upon his face..."
Lanyon is going to die. The use of legal term means it is absolute.
"the rosy man had grown pale; his flesh had fallen away"
Lanyon's sick appearance now contrasts to previous description of a "healthy, hearty" doctor.
"quality of manner than seamed to testify to some deep seated terror of the mind"
Lanyon is death-struck by what he has witnessed and it is clear by his eyes.
"Lanyon declared himself a doomed man..."
Due to his lack of belief into the unknown possibility of transcendental science, Lanyon has led himself to his own death.
"I have had a shock and I shall never recover..."
Lanyon is intolerant to what he has witnessed and has been defeated by Jekyll. Lanyon knows he cannot comprehend what he has witnessed.
"I want to see or hear no more of Dr Jekyll... one who I regard as dead."
Lanyon is unforgiving of Jekyll and wishes to never see Jekyll again.
"disgustful curiosity"
Dr Lanyon's is horrified by Hyde however he wants to find out more.
"my interest in the man's nature and character there was added a curiosity"
Dr Lanyon is very pedantic yet he still contains a sense of curiosity in him.
"O God!... O God!"
Dr Lanyon immediately turns to religion upon witnessing Hyde transform into Jekyll.
"my soul sicked at it"
Dr Lanyon has a distaste and his soul is conflicted.
"I must die ; and yet I shall die incredulous."
Despite Dr Lanyon seeing the transformation with his own eyes, he is still not willing to accept what he saw and this therefore leads him to his own impending doom.