One verse

Srimad Bhagavatam 7.15.23

7.15.23

आन्वीक्षिक्या शोकमोहौ दम्भं महदुपासया । योगान्तरायान्मौनेन हिंसां कामाद्यनीहया ॥ २३ ॥

anviksikya soka-mohau dambham mahad-upasaya yogantarayan maunena himsam kamady-anihaya

anviksikya
by deliberation upon material and spiritual subject matters
soka
lamentation
mohau
and illusion
dambham
false pride
mahat
a Vaisnava
upasaya
by serving
yoga-antarayan
obstacles on the path of yoga
maunena
by silence
himsam
envy
kama-adi
for sense gratification
anihaya
without endeavor.

By discussing spiritual knowledge one can conquer lamentation and illusion, by serving a great devotee one can become prideless, by keeping silent one can avoid obstacles on the path of mystic yoga, and simply by stopping sense gratification one can conquer envy.